參數(shù)資料
型號(hào)： TPS5100PW
廠商： Texas Instruments, Inc.
英文描述： TRIPLE-CHANNEL PWM CONTROL CIRCUITS
中文描述： 三通道PWM控制電路
文件頁數(shù)： 3/11頁
文件大小： 165K
代理商： TPS5100PW
TPS5100
TRIPLE-CHANNEL PWMCONTROL CIRCUITS
SLVS169 – JANUARY 2000
3
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
electrical characteristics over recommended operating free-air temperature range, V
CC
= 3.3 V
(unless otherwise noted) (see Note 1)
PARAMETER
TEST CONDITIONS
TA = 25
°
C
See Note 2
MIN
TYP
MAX
UNIT
VREF
VREF(dev)
REGIN
REGL
IOS
NOTES:
Reference voltage
IREF = –1 mA,
IREF = –1 mA,
IREF = –1 mA,
IREF = –0.1 mA to –1 mA
VREF = 0
1.237
1.250
1.263
V
Reference voltage change with TA
Input regulation
15
25
mV
VCC = 2.5 V to 7 V
2
5
mV
Output regulation
1
5
mV
Short-circuit output current
1. Typical values of all parameters except for VREF(dev) and fdT are specified at TA = 25
°
C.
2. The deviation parameter VREF(dev) is defined as the difference between the maximum and minimum values obtained over the
recommended free-air temperature range (–20
°
C to 85
°
C).
–2
–10
–30
mA
undervoltage lockout section
PARAMETER
TEST CONDITIONS
TA = 25
°
C
TA = 25
°
C
TA = 25
°
C
MIN
TYP
MAX
UNIT
VTH
VTL
Vhys
NOTE 1: Typical values of all parameters except for VREF(dev) and fdT are specified at TA = 25
°
C.
protection control section
Upper threshold voltage
2.2
2.3
2.4
V
Lower threshold voltage
2
2.1
2.2
V
Hysteresis (VTH – VTL)
0.1
0.2
0.3
V
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
μ
A
ISCP
VT2
VT3
VR
VT5
NOTE 1: Typical values of all parameters except for VREF(dev) and fdT are specified at TA = 25
°
C.
oscillator section
Input terminal source current
–1.4
–2
–2.6
Input threshold voltage
CH-1, 3
1.10
1.15
1.20
V
CH-2
TA = 25
°
C
0.20
0.25
0.30
Latch reset threshold voltage
0.8
1.5
V
Threshold voltage
1.20
1.25
1.30
V
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
fOSC
Frequency
CT = 130 pF,
VCC = 2.5 V,
CT = 130 pF,
CT = 130 pF,
RT = 7 k
TA = 25
°
C,
RT = 7 k
RT = 7 k
400
500
600
kHz
fdV
Frequency change with VCC
1%
2%
fdT
ICT/RT
VOSCH
VOSCL
NOTE 1: Typical values of all parameters except for VREF(dev) and fdT are specified at TA = 25
°
C.
dead time control section
Frequency change with TA
Output source current
5%
10%
–180
–200
–220
μ
A
V
H level output voltage
0.95
1
1.05
L level output voltage
0.35
0.40
0.45
V
PARAMETER
TEST CONDITIONS
VDTC1/3 = 0.35 V to 1.05 V
VDTC2 = 0.35 V to 1.05 V
MIN
TYP
MAX
200
±
20
0.3
UNIT
IBDT1/3
IBDT2
VT1
VT0(DTC1/3)
VT100(DTC1/3)
VT0(DTC2)
VT100(DTC2)
NOTES:
Input bias current
nA
±
2
Comparator threshold voltage
0.2
0.25
V
Input threshold voltage (DTC1/3) (see Note 3)
Duty = 0%
fOSC= 500 kHz
fOSC = 500 kHz
0.3
0.4
0.5
V
Duty = 100%
0.9
1
1.1
Input threshold voltage (DTC2) (see NOte 3)
Duty = 0%
Duty = 100%
fOSC= 500 kHz
fOSC = 500 kHz
0.3
0.9
0.4
0.5
1.1
V
1
1: Typical values of all parameters except for VREF(dev) and fdT are specified at TA = 25
°
C.
3. These specifications are not production tested. They are specified as ensured values on circuit design.
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